PC

Paul N. Colby

SP Spirex: 8 patents #1 of 10Top 10%
Overall (All Time): #665,118 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6486432 Method and laser cladding of plasticating barrels Joeo M. Gatti, Shawn P. Bodnar, Paul T. Colby 2002-11-26
5798077 Screw for plasticating apparatus and method of use Timothy W. Womer, Harry F. White 1998-08-25
5318357 Extruder injection apparatus Bradley P. Smith, Shawn P. Bodnar 1994-06-07
5071256 Extruder injection apparatus and method Bradley P. Smith 1991-12-10
5018917 Apparatus for grooving the barrel of a plasticating machine 1991-05-28
4953279 Method and apparatus for grooving the barrel of a plasticating machine 1990-09-04
4944906 Methods of injection molding and extruding wet hygroscopic ionomers Michael F. Durina 1990-07-31
4752136 Extruder injection apparatus and method 1988-06-21